CN212929107U - Anti-leakage hydraulic oil cylinder - Google Patents
Anti-leakage hydraulic oil cylinder Download PDFInfo
- Publication number
- CN212929107U CN212929107U CN202021594434.6U CN202021594434U CN212929107U CN 212929107 U CN212929107 U CN 212929107U CN 202021594434 U CN202021594434 U CN 202021594434U CN 212929107 U CN212929107 U CN 212929107U
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- China
- Prior art keywords
- sleeve
- limiting rod
- protective sleeve
- sealing ring
- joint
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010720 hydraulic oil Substances 0.000 title claims description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 239000003921 oil Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 238000010030 laminating Methods 0.000 abstract 2
- 238000003466 welding Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a prevent leaking hydraulic cylinder, including hydraulic cylinder main part, interface, first sealing ring, rubber layer, defeated oil pipe and second sealing ring, the right surface welding of hydraulic cylinder main part is fixed with a lag cylinder, and the internally mounted of a lag cylinder has the interface to the interface is installed in the hydraulic cylinder main part, the surface mounting of interface has first sealing ring, and first sealing ring is located the inside of a lag cylinder, the outer frame internally mounted of a lag cylinder has the gag lever post, and the outside of gag lever post installs coupling spring to coupling spring is located the outer frame inside of a lag cylinder. This prevent leaking hydraulic cylinder, the staff can carry out the block with joint and a protective sleeve and be connected to accomplish preliminary equipment work, be connected with the laminating of interface and second sealing ring through the laminating of joint and first sealing ring simultaneously and be connected, the phenomenon is avoided leaking in multiplicable overall seal's effect.
Description
Technical Field
The utility model relates to a hydraulic cylinder technical field specifically is a prevent leaking hydraulic cylinder.
Background
The hydraulic oil cylinder is mainly an element capable of converting hydraulic energy into mechanical energy, is widely applied to mechanical engineering, and can be divided into a linear reciprocating motion type and a rotary swinging type according to an operation mode.
Common hydraulic cylinder on the market at present assembles the during operation with interface on external defeated oil pipe and the hydraulic cylinder, generally directly carries out fixed mounting through the screw thread, and its mounting means is convenient inadequately to sealed effect is not high, installs for a long time and split work back, and threaded connection takes place the damage easily and causes the leakage, to above-mentioned problem, carries out the innovative design on original hydraulic cylinder's basis.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent leaking hydraulic cylinder to solve common hydraulic cylinder on the existing market that proposes in the above-mentioned background art, when assembling the work with the interface on external defeated oil pipe and the hydraulic cylinder, generally directly carry out fixed mounting through the screw thread, its mounting means is convenient inadequately, and sealed effect is not high, installs for a long time and split work back, and threaded connection takes place the damage easily and causes the problem of leaking.
In order to achieve the above object, the utility model provides a following technical scheme: a leakage-proof hydraulic oil cylinder comprises a hydraulic oil cylinder body, an interface, a first sealing ring, a rubber layer, an oil conveying pipe and a second sealing ring, wherein a protective sleeve is fixedly welded on the right surface of the hydraulic oil cylinder body, the interface is installed inside the protective sleeve, the interface is installed on the hydraulic oil cylinder body, the first sealing ring is installed on the outer surface of the interface, the first sealing ring is located inside the protective sleeve, a limiting rod is installed inside an outer frame of the protective sleeve, a connecting spring is installed on the outer side of the limiting rod, the connecting spring is located inside the outer frame of the protective sleeve, the limiting rod protrudes out of the outer surface of the protective sleeve, a connecting sleeve is installed on the outer side of the protective sleeve, a limiting block is fixedly installed on the inner wall of the connecting sleeve, the limiting block is connected with a limiting groove, and, the inner wall of the connecting sleeve is provided with a positioning hole, the positioning hole is connected with the bottom end of the push shaft, the push shaft is located inside an outer frame of the connecting sleeve, the outer surface of the connecting sleeve is bonded with a rubber layer, the right side of the protecting sleeve is provided with a joint, the joint is fixedly connected with the oil conveying pipe, the outer surface of the joint is provided with a positioning groove, the center of the left surface of the joint is provided with a connecting hole, and a second sealing ring is arranged inside the connecting hole.
Preferably, the connection mode of the protective sleeve and the joint is clamping connection, and the connection mode of the connection hole on the joint and the interface is clamping connection.
Preferably, the front view of the limiting rod is in a cross shape, the limiting rod and the protective sleeve form a telescopic structure through a connecting spring, and the limiting rod is symmetrically distributed about the transverse center line of the protective sleeve.
Preferably, the connecting sleeve forms a sliding structure with the protective sleeve through a limiting block and a limiting groove, and the inner wall of the right end of the connecting sleeve is inclined.
Preferably, the connection mode of the positioning hole and the limiting rod is clamping connection, the diameter of the limiting rod is larger than that of the push shaft, and the push shaft and the connecting sleeve form a sliding structure.
Preferably, the left side of constant head tank is regarded as the ring shape, and the connected mode of constant head tank and gag lever post is the block and is connected to the degree of depth of constant head tank is greater than the degree of depth of locating hole.
Compared with the prior art, the beneficial effects of the utility model are that: the anti-leakage hydraulic oil cylinder is characterized in that,
1. the joint and the protective sleeve can be clamped and connected by workers so as to finish primary assembly work, and meanwhile, the joint and the first sealing ring are attached and connected, and the joint and the second sealing ring are attached and connected, so that the overall sealing effect can be improved, and the leakage phenomenon is avoided;
2. after the joint is installed in the protective sleeve, the joint is connected with the positioning groove in a clamping manner through the limiting rod, so that the position of the joint can be fixed, the joint is prevented from shifting or falling off, and meanwhile, the subsequent splitting work is facilitated;
3. staff's accessible makes connecting sleeve promote the gag lever post and slides the operation, conveniently installs, and follow-up when carrying out split during operation, the accessible is pressed and is stirred the rubber layer to accomplish the work of relieving of location, increase the convenience of whole operation.
Drawings
FIG. 1 is a schematic view of the overall front view structure of the present invention;
FIG. 2 is a schematic view of the front cross-sectional structure of the protective sleeve and the connecting sleeve of the present invention;
FIG. 3 is a right side view of the connecting sleeve of the present invention;
FIG. 4 is a schematic view of the right-side cross-sectional structure of the protective sleeve and the connecting sleeve of the present invention;
fig. 5 is a left side view structural diagram of the positioning groove of the present invention.
In the figure: 1. a hydraulic cylinder body; 2. a protective sleeve; 3. an interface; 4. a first seal ring; 5. a limiting rod; 6. a connecting spring; 7. a connecting sleeve; 8. a limiting block; 9. a limiting groove; 10. positioning holes; 11. pushing the shaft; 12. a rubber layer; 13. a joint; 14. an oil delivery pipe; 15. positioning a groove; 16. connecting holes; 17. a second seal ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a leakage-proof hydraulic oil cylinder comprises a hydraulic oil cylinder body 1, a connector 3, a first sealing ring 4, a rubber layer 12, an oil pipeline 14 and a second sealing ring 17, wherein a protective sleeve 2 is fixedly welded on the right surface of the hydraulic oil cylinder body 1, the connector 3 is installed inside the protective sleeve 2, the connector 3 is installed on the hydraulic oil cylinder body 1, the first sealing ring 4 is installed on the outer surface of the connector 3, the first sealing ring 4 is located inside the protective sleeve 2, a limiting rod 5 is installed inside the outer frame of the protective sleeve 2, a connecting spring 6 is installed outside the limiting rod 5, the connecting spring 6 is located inside the outer frame of the protective sleeve 2, the limiting rod 5 protrudes out of the outer surface of the protective sleeve 2, a connecting sleeve 7 is installed outside the protective sleeve 2, a limiting block 8 is fixedly installed on the inner wall of the connecting sleeve 7, and the limiting block 8 is connected, the limiting groove 9 is formed in the outer surface of the protective sleeve 2, the inner wall of the connecting sleeve 7 is provided with a positioning hole 10, the positioning hole 10 is connected with the bottom end of the push shaft 11, the push shaft 11 is located inside the outer frame of the connecting sleeve 7, the outer surface of the connecting sleeve 7 is bonded with a rubber layer 12, a joint 13 is arranged on the right side of the protective sleeve 2, the joint 13 is fixedly connected with an oil pipeline 14, the outer surface of the joint 13 is provided with a positioning groove 15, the center of the left surface of the joint 13 is provided with a connecting hole 16, and a second sealing ring 17 is arranged inside the connecting hole 16;
the connecting mode of the protective sleeve 2 and the joint 13 is clamping connection, and the connecting mode of the connecting hole 16 on the joint 13 and the interface 3 is clamping connection, so that the joint 13 can be conveniently slid into the protective sleeve 2 by a worker for assembly, meanwhile, the mounting stability is improved by the connection of the connecting hole 16 and the interface 3, and repeated mounting and dismounting work is facilitated;
the front view of the limiting rod 5 is in a cross shape, the limiting rod 5 and the protective sleeve 2 form a telescopic structure through the connecting spring 6, the limiting rod 5 is symmetrically distributed about the transverse central line of the protective sleeve 2, the limiting rod 5 can slide and operate after being pressed, and meanwhile, under the condition that the limiting rod 5 is not stressed, the limiting rod 5 can be pushed by the elastic force of the connecting spring 6 to reset;
the connecting sleeve 7 and the protecting sleeve 2 form a sliding structure through the limiting block 8 and the limiting groove 9, the inner wall of the right end of the connecting sleeve 7 is inclined, and a worker can slide the connecting sleeve 7 to push the limiting rod 5 conveniently by stirring the connecting sleeve 7, so that the limiting rod 5 can slide and move conveniently;
the connection mode of the positioning hole 10 and the limiting rod 5 is clamping connection, the diameter of the limiting rod 5 is larger than that of the push shaft 11, the push shaft 11 and the connecting sleeve 7 form a sliding structure, the position of the connecting sleeve 7 can be fixed through the clamping connection of the limiting rod 5 and the positioning hole 10, the stability of integral installation is improved, and meanwhile, the positioning work of the connecting sleeve 7 can be relieved through the subsequent extrusion of the push shaft 11;
the left side of constant head tank 15 is regarded as the ring shape, and constant head tank 15 is connected for the block with gag lever post 5's connected mode to the degree of depth of constant head tank 15 is greater than the degree of depth of locating hole 10, makes things convenient for gag lever post 5 to be connected with the block of constant head tank 15, thereby fixes the position of joint 13, makes things convenient for the follow-up work of carrying out the oil transportation.
The working principle is as follows: according to fig. 1-2 and fig. 4-5, firstly, a worker can slide the joint 13 into the protective sleeve 2 to perform installation work, so that the connecting hole 16 on the joint 13 is in clamping connection with the interface 3, the left surface of the joint 13 is in fit connection with the first sealing ring 4, and the interface 3 is in fit connection with the second sealing ring 17 in the connecting hole 16, so that the sealing performance after the whole installation is improved;
according to the drawings 1-5, a worker manually shifts the connecting sleeve 7 to enable the connecting sleeve 7 to stably slide rightwards on the outer surface of the protective sleeve 2 through the limiting block 8 and the limiting groove 9, so that the connecting sleeve 7 extrudes the limiting rod 5, then the limiting rod 5 slides inwards on the protective sleeve 2, the limiting rod 5 pushes the connecting spring 6 to shrink and operate, the limiting rod 5 slides into the positioning groove 15 to be clamped and positioned, the phenomenon that the joint 13 falls off is avoided, and the subsequent oil delivery pipe 14 can conveniently carry out oil delivery work on the hydraulic oil cylinder body 1, wherein the hydraulic oil cylinder body 1 and the oil delivery pipe 14 are known and existing technologies in the market and are not described in detail herein;
according to fig. 2-4, the connecting sleeve 7 is continuously pushed according to the above principle, so that the positioning hole 10 on the inner wall of the connecting sleeve 7 is aligned with the limiting rod 5, the limiting rod 5 is pushed by the elastic force of the connecting spring 6 to slide and operate, then the top end of the limiting rod 5 slides into the positioning hole 10 to be clamped and connected, so that the positioning work on the connecting sleeve 7 is completed, meanwhile, the limiting rod 5 pushes the pushing shaft 11, so that the pushing shaft 11 protrudes out of the outer surface of the connecting sleeve 7, so that a subsequent worker can conveniently push the rubber layer 12, so that the rubber layer 12 pushes the limiting rod 5 out of the positioning hole 10 through the pushing shaft 11 to perform the positioning release work, and the use is convenient, and the working process of the whole device is just the working process, and the contents not described in detail in this specification belong to the prior art known by those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prevent leaking hydraulic cylinder, includes hydraulic cylinder main part (1), interface (3), first sealing ring (4), rubber layer (12), defeated oil pipe (14) and second sealing ring (17), its characterized in that: the right surface of the hydraulic oil cylinder main body (1) is fixedly welded with a protective sleeve (2), an interface (3) is arranged inside the protective sleeve (2), the interface (3) is arranged on the hydraulic oil cylinder main body (1), a first sealing ring (4) is arranged on the outer surface of the interface (3), the first sealing ring (4) is positioned inside the protective sleeve (2), a limiting rod (5) is arranged inside an outer frame of the protective sleeve (2), a connecting spring (6) is arranged outside the limiting rod (5), the connecting spring (6) is positioned inside the outer frame of the protective sleeve (2), the limiting rod (5) protrudes out of the outer surface of the protective sleeve (2), a connecting sleeve (7) is arranged outside the protective sleeve (2), a limiting block (8) is fixedly arranged on the inner wall of the connecting sleeve (7), and the limiting block (8) is connected with a limiting groove (9), and limiting groove (9) is set up at the surface of protective sleeve (2), locating hole (10) have been seted up to the inner wall of connecting sleeve (7), and locating hole (10) and the bottom interconnect of pushing away axle (11) to push away axle (11) and be located the outer frame of connecting sleeve (7) inside, the surface of connecting sleeve (7) bonds simultaneously has rubber layer (12), the right-hand joint (13) that is provided with of protective sleeve (2), and joint (13) and defeated oil pipe (14) fixed connection to constant head tank (15) have been seted up to the surface of joint (13), connecting hole (16) have been seted up at the left surface center of joint (13), and the inside of connecting hole (16) is provided with second sealing ring (17).
2. A leak-proof hydraulic ram as claimed in claim 1 wherein: the connection mode of the protective sleeve (2) and the joint (13) is clamping connection, and the connection mode of the connection hole (16) on the joint (13) and the interface (3) is clamping connection.
3. A leak-proof hydraulic ram as claimed in claim 1 wherein: the front view of the limiting rod (5) is in a cross shape, the limiting rod (5) and the protecting sleeve (2) form a telescopic structure through a connecting spring (6), and the limiting rod (5) is symmetrically distributed about the transverse center line of the protecting sleeve (2).
4. A leak-proof hydraulic ram as claimed in claim 1 wherein: the connecting sleeve (7) forms a sliding structure with the protecting sleeve (2) through a limiting block (8) and a limiting groove (9), and the inner wall of the right end of the connecting sleeve (7) is inclined.
5. A leak-proof hydraulic ram as claimed in claim 1 wherein: the positioning hole (10) is connected with the limiting rod (5) in a clamping mode, the diameter of the limiting rod (5) is larger than that of the push shaft (11), and the push shaft (11) and the connecting sleeve (7) form a sliding structure.
6. A leak-proof hydraulic ram as claimed in claim 1 wherein: the left side of the positioning groove (15) is regarded as a circular ring, the connecting mode of the positioning groove (15) and the limiting rod (5) is clamped and connected, and the depth of the positioning groove (15) is larger than that of the positioning hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021594434.6U CN212929107U (en) | 2020-08-04 | 2020-08-04 | Anti-leakage hydraulic oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021594434.6U CN212929107U (en) | 2020-08-04 | 2020-08-04 | Anti-leakage hydraulic oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212929107U true CN212929107U (en) | 2021-04-09 |
Family
ID=75334902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021594434.6U Expired - Fee Related CN212929107U (en) | 2020-08-04 | 2020-08-04 | Anti-leakage hydraulic oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212929107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117006125A (en) * | 2023-09-27 | 2023-11-07 | 南通富通液压有限公司 | Connection locking structure for hydraulic equipment |
-
2020
- 2020-08-04 CN CN202021594434.6U patent/CN212929107U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117006125A (en) * | 2023-09-27 | 2023-11-07 | 南通富通液压有限公司 | Connection locking structure for hydraulic equipment |
| CN117006125B (en) * | 2023-09-27 | 2023-12-15 | 南通富通液压有限公司 | Connection locking structure for hydraulic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 |